Pith Number

pith:ORIOBKZZ

pith:2026:ORIOBKZZDFXDOE6WEHQJVTPWQZ

not attested not anchored not stored refs pending

Claim-Specific Admissibility of PCA Biplot Interpretations: Target Alignment, Spectral Identifiability, and Projection Adequacy

C. T. S. Dias, L. R. M. Pinto

arxiv:2607.16469 v1 · 2026-07-17 · stat.ME

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ORIOBKZZDFXDOE6WEHQJVTPWQZ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-21T00:20:20.220367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7450e0ab39196e3713d621e09acdf6867f6be52d54ed3bfa79a5949a90304fdb

Aliases

arxiv: 2607.16469 · arxiv_version: 2607.16469v1 · doi: 10.48550/arxiv.2607.16469 · pith_short_12: ORIOBKZZDFXD · pith_short_16: ORIOBKZZDFXDOE6W · pith_short_8: ORIOBKZZ

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/ORIOBKZZDFXDOE6WEHQJVTPWQZ \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 7450e0ab39196e3713d621e09acdf6867f6be52d54ed3bfa79a5949a90304fdb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54cf34d086617a8aaadacd532ca019177794dc0d36b5e77d17802f4e6380cf32",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2026-07-17T19:33:08Z",
    "title_canon_sha256": "ddd695fd61509a11167a13670faf36bd08a07b731ef4b41f307ef224d471fc16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.16469",
    "kind": "arxiv",
    "version": 1
  }
}